Use LEFT and RIGHT arrow keys to navigate between flashcards;
Use UP and DOWN arrow keys to flip the card;
H to show hint;
A reads text to speech;
69 Cards in this Set
- Front
- Back
- 3rd side (hint)
|
Allows one to solve problems Allows one to answer questioins efficiently and effectively NOT is something that is not important NOT Doesn't exist |
The Scientific Method |
|
|
|
Which statement is a testable and falsifiable hypothesis? |
Vitamin C boosts the funciton of the immune system to protect us from colds. |
Physical health is maintained by a proper balance of psychic energy Vitamin C boosts the function of the immune system to protect us from colds. It is wrong to eat meat Ghosts are responsible for spreading the flu. |
|
|
Which statement is a testable hypothesis? |
Consumption of carrots will decrease your risk of cancer. |
Having a clean aura will make you healthy. The saver tooth tiger was an omnivore Consumption of carrots will decrease your risk for cancer. Living in a haunted house will decrease your risk for cancer Being a bad driver will make you unhealthy |
|
|
Which hypothesis is not testible |
Eating meat will make you a bad person. |
Drinking green tea will reduce stress A high fiver diet will increase heart health Lycopene found in tomatoes helps maintain a healthy prostate Eating meat will make you a bad person Eating whole grains reduces heart disease |
|
|
In order to be a scientific hypothesis it must be: |
Faslifiable, Testable, A proposed explanation for one or more ovservations |
Falsifiable Testable Able to be proven true A propsed explanation for one or more observatiotns |
|
|
What type of reasoning uses if/then statements to make predicitons? |
Deductive |
|
|
|
Something that is not constrained by the laws of nature and its behavior cannot be predicted using our current understanding of the natural world is called: |
Supernatural |
|
|
|
A set of actions or observaitons designed to test specific hypotheses are called a/an: |
Experiment |
|
|
|
The variable that is being manipulated by the scientist in an experiment is called: |
Independent |
|
|
|
The _ in an experiment is the group that is not manipulated and not exposed to the experimental treatment. |
Control |
|
|
|
When opinions influence the results of an experimment, the experimental results are said to be: |
Biased |
|
|
|
If you were testing the effects of a Drug S on reducing stress, the control group woul receive: |
A placebo or sugar pill |
|
|
|
When individuals in an experiment do not know which group they belong to but the researchers do, this is called a: |
Blind experiment |
|
|
|
What is not a criteria for medical research |
Endanger the subjects |
+ Randomized experiments, placebo-controlled experiments, double blind experiments, endanger the subjects |
|
|
What is not a good model organism use in medical research |
Birds |
Dogs, Chimpanzees Rats Birds Mice |
|
|
When the researcher makes consistent errors in the measurement and evaluation of results it is called: |
Observer bias |
|
|
|
In order to be considered statistically significant, _ |
The sample size should be large The results should have less than 5% probability that differences in results are due to chance alone |
The sample size should be large The standard error should be greater than 5% The results should have less than 5% proabability that differences in results are due to chance alone |
|
|
When experimenters look at their data, they need to determine what is the likelihood that the results are due to sampling error |
Probability |
|
|
|
What can a statistical test NOT tell us? |
The accuracy of an experiment |
The accuracy of an eperiment The chance of sampling error The amount of variability in a sample The probability that the results obtained were due to sampling error The probability that the differences between the experimental and control group were due to chance |
|
|
The standard error is used to generate the: |
Confidence interval |
|
|
|
The process of peer reviewing of reports of research: |
Is done by other researchers who critique the results and condlusions Is only valuable with anecdotal evidences |
Is done by other ersearchers who critique the results and conclusions Is only valuable with anecdotal evidences Helps increase confidence in scientific information Is considered a waste of time in primary sources |
|
|
What is not an example of a primary source? |
New York Times |
Journal of the American Medical Association Science Nature New York Times |
|
|
What is an example of anecdotal evidence |
Aund Ruth says that drinking dandelion tea will cure acne, it did for her |
Research shows dark chocolate contains 25% cocoa and cocoa is rich in antioxidants Scientists have found through extensive research that fiver helps regulate bowel movements Aunt Ruth says that drinking dandelion tea will cure acne, it did for her. Research shows beta-carotene is an antioxidant that also converts to Vitamin A in the body. |
|
|
Which of the subatonic particles is located in the nucleus and has a positive charge? |
Protons |
|
|
|
The atonic number tells you how many _ the atom has. |
Protons |
|
|
|
The transfer of electrons between atons will form a/an: |
Ionic Bond |
|
|
|
The atomic weight or mass number is determined by: |
The number of protons plus the number of neutrons. |
|
|
|
If carbon has a atomic weight or mass number of 12 and its atomic number is 6, how many neutrons does it have? |
6 |
|
|
|
When atoms share electrons in their outer shells, they form a/an: |
Covalent Bond |
|
|
|
Atoms with a positive or negative charge are called: |
Ions |
|
|
|
A substance that dissolves when mixed with water is called a: |
Solution Solute |
|
|
|
In water, oxygen attracts more electrons than hydrogen, this makes oxygen more: |
Electronegative |
|
|
|
What represents a hydrogen ion? |
H+ |
|
|
|
A compound that donates hydrogen ions to a solution is called a/an: |
Acid |
|
|
|
If you have a beferage with a pH of 3 it is considered to be: |
Acidic |
|
|
|
Swea contains a number of ions, such as sodium and potassium. When dissolved in a solution such as sweat, these ions are commonly called: |
Electrolytes |
|
|
|
Carbon is ideal for forming organic molecules because it can bind up to _ other atoms. |
4 |
|
|
|
Sucrose is a _ composed of _ |
Disaccharide: glucose and fructose |
|
|
|
Dietary fiber is composed of a polysaccharide called _, which cannot be digested in the human body. |
Cellulose |
|
|
|
The building blocks of proteins are: |
Amino acids |
|
|
|
Trans fats are created through a process called: |
Hydrogenation |
|
|
|
Cholesterol is carried by _. One type is called _ which carries excess cholesterol to the liver. |
Lipoproteins, HDL |
|
|
|
The only vitamin that human cells can synthesize is: |
Vitamin D |
|
|
|
Which viamin is made in our bodies by bacteria found in our large intestine |
Vitamin K |
|
|
|
Inorganic elements that are essential for many cell functions are called: |
Minerals |
|
|
|
Many vitamins and minerals are thought to play a role in the prevention of certain diseases. These micronutrients belong to a class of substances called: |
Anit-oxidants |
|
|
|
Excess energy can first be stored as _ in the liver and muscles. |
Glycogen |
|
|
|
When the energy stores of the liver and muscles are adequate, energy is stored as: |
Fat |
|
|
|
The energy currency of the cells is called: |
ATP |
|
|
|
ATP is made up of: |
A sugar, adenine base and three phosphates |
|
|
|
What is not a component of the nucleus |
Flagella |
chromatin Nuclear envelope Flagella Nucleoplasm Nuclear pores |
|
|
ATP is made in this organelle and is often referred to as the powerhouse of the cell. |
Mitochondria |
|
|
|
This organelle contains digestive enzymes that will destroy old and worn out organelles. |
Lysosomes |
|
|
|
DNA is found in this organelle |
Nucleus |
|
|
|
These cytoskeleton components play a role in cell division and the formation of the dilia and flagella. |
Centrioles |
|
|
|
This component of cells is composed of a single phospholipid bilayer |
Plasma membrane |
|
|
|
The plasma membrane of cells contains more than the phospholipid bilayer. What else is/are components of the membrane. |
transport proteins Glycoproteins Cholesterol Glycolipids |
Transport proteins Glycoproteins Cholesterol Glycolipids |
|
|
The movement of substances down its concentration gradient is called: |
Diffusion |
|
|
|
Due to the hydrophobic core of the phospholipid bilayer, hydrophilic molecules can not diffuse through the membrane. They require a different mode of transport called: |
facilitated diffusion |
|
|
|
The diffusion of water across a selectively permeable membrane from areas of low solute to high solute is called: |
Osmosis |
|
|
|
If you have a cell with water concentration of 90% and a solute concentration of 10% and you place it into a solution that is 80% water and 20% solute, what will happen? |
Water will move out of the cell into the solution. |
|
|
|
A cell with water concentration of 80% and a solute concentration of 20% is placed in pure water (100% water). How would you describe the pure water and what direciton will water move in? |
Hypotonic; into cell causing it to swell and burst. |
|
|
|
This type of transport requires ATP to move substances agains the concentration gradient. |
Active transport |
|
|
|
The process of using oxygen to completely break down glucose to produce ATP is called: |
Aerobic cellular respiration. |
|
|
|
What accepts the electron at the end of the electron transport chain? |
Oxygen |
|
|
|
The process of fermentation occurs when there is no _ and results in the conversion of pyruvic acid into _. |
Oxygen; lactic acid |
|
|
|
The amount of energy required to raise the temperature of one gram of water by one degree Celsius is called: |
Calorie |
|
|
|
Very low body fat can lead to a condition that inhibits menstruation, thus causing: |
Amenorrhea |
|
|
|
How is the body mass index (BMI) assessed |
Height and weight |
|
